Send all traffic over VPN connection working via tun not tap

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leonroy

Posts: 2
Joined: Mon Aug 17, 2009 8:01 pm

Post by leonroy » Sat Nov 19, 2016 4:48 am
I have a pfSense box setup with two OpenVPN server instances, one tun the other tap.

The tun interface routes perfectly, I can enable Send all traffic over VPN connection and see that all internet traffic for my remote clients goes over it.

With the tap interface however this doesn't seem to happen. All my local traffic goes out via the default gateway of the machine's local network device instead of using the VPN gateway.

Any ideas?

Here's my default routing table (netstat -nr):
Code: Select all
Internet:
Destination        Gateway            Flags        Refs      Use   Netif Expire
default            10.64.104.1        UGSc          124        0     en0
10.64.104/21       link#4             UCS            61        0     en0
10.64.104.1/32     link#4             UCS             5        0     en0
10.64.104.1        0:10:db:ff:10:2    UHLWIir        35       19     en0   1199
10.64.104.193      link#4             UHLWIi          1        1     en0
10.64.105.93       a4:b8:5:77:74:e7   UHLWIi          1        4     en0   1184
10.64.105.252      54:60:9:e3:18:fa   UHLWIi          2        8     en0   1199
10.64.106.147      f8:77:b8:8b:62:1b  UHLWIi          1       29     en0   1197
10.64.106.180      4:1e:64:ec:ff:75   UHLWIi          1        4     en0   1178
10.64.106.196      58:7f:57:41:b7:df  UHLWIi          1        1     en0   1199
10.64.106.216      c4:b3:1:d0:ef:c7   UHLWIi          1        4     en0   1174
10.64.107.130      e0:94:67:72:ba:96  UHLWIi          1        5     en0   1182
10.64.108.62       d8:5d:e2:3d:13:5d  UHLWIi          1        4     en0   1179
10.64.108.163      a0:99:9b:2:c6:ab   UHLWIi          1        2     en0   1199
10.64.109.135/32   link#4             UCS             2        0     en0
10.64.109.135      a4:5e:60:e2:da:43  UHLWIi          1     2706     lo0
10.64.111.255      ff:ff:ff:ff:ff:ff  UHLWbI          1        5     en0
127                127.0.0.1          UCS             2     1696     lo0
127.0.0.1          127.0.0.1          UH             18  1074735     lo0
127.255.255.255    127.0.0.1          UHWIi           1        1     lo0
169.254            link#4             UCS             2        0     en0
169.254.2.7        link#4             UHLSW           1        1     en0
224.0.0            link#4             UmCS            2        0     en0
224.0.0.251        1:0:5e:0:0:fb      UHmLWI          1        0     en0
255.255.255.255/32 link#4             UCS             3        0     en0
255.255.255.255    ff:ff:ff:ff:ff:ff  UHLWbI          1        1     en0
TUN:
Code: Select all
Routing tables

Internet:
Destination        Gateway            Flags        Refs      Use   Netif Expire
0/1                10.1.10.1          UGSc            8        0   utun1
default            10.64.104.1        UGSc            1        0     en0
10.1/24            10.1.10.1          UGSc            5        0   utun1
10.1.5.12/32       10.1.10.1          UGSc            2        0   utun1
10.1.10/24         10.1.10.50         UGSc           44        0   utun1
10.1.10.50         10.1.10.50         UH             23       44   utun1
10.64.104/21       link#4             UCS            20        0     en0
10.64.104.1/32     link#4             UCS             3        0     en0
10.64.104.1        0:10:db:ff:10:2    UHLWIir         5       34     en0   1200
10.64.104.118      18:5e:f:73:cd:c3   UHLWIi          1       12     en0   1189
10.64.104.193      a0:99:9b:6:d2:7    UHLWIi          1       12     en0   1162
10.64.105.42       e0:5f:45:a8:a4:47  UHLWIi          1        4     en0   1195
10.64.105.93       a4:b8:5:77:74:e7   UHLWIi          1       13     en0   1195
10.64.105.101      b4:18:d1:ec:6e:f3  UHLWIi          1        3     en0   1199
10.64.105.252      54:60:9:e3:18:fa   UHLWIi          3       26     en0   1200
10.64.106.96       dc:41:5f:6c:fb:18  UHLWIi          1        5     en0   1200
10.64.106.147      f8:77:b8:8b:62:1b  UHLWIi          1       41     en0   1199
10.64.106.180      4:1e:64:ec:ff:75   UHLWIi          1       16     en0   1128
10.64.106.196      58:7f:57:41:b7:df  UHLWIi          1       13     en0   1149
10.64.106.216      c4:b3:1:d0:ef:c7   UHLWIi          1       16     en0   1124
10.64.106.228      f4:5c:89:b5:29:3b  UHLWIi          2        3     en0   1199
10.64.107.130      e0:94:67:72:ba:96  UHLWIi          1       18     en0   1192
10.64.107.143      98:1:a7:a1:69:f3   UHLWIi          1        3     en0   1200
10.64.108.62       d8:5d:e2:3d:13:5d  UHLWIi          1       13     en0   1199
10.64.108.163      a0:99:9b:2:c6:ab   UHLWIi          1       14     en0   1154
10.64.109.135/32   link#4             UCS             2        0     en0
10.64.109.135      a4:5e:60:e2:da:43  UHLWIi          1     2747     lo0
10.64.109.242      c0:4a:0:28:86:21   UHLWIi          1        3     en0   1199
10.64.111.137      8c:2d:aa:3f:a2:4f  UHLWIi          1        3     en0   1199
10.64.111.255      ff:ff:ff:ff:ff:ff  UHLWbI          1       23     en0
82.68.1.166/32     10.64.104.1        UGSc            2        0     en0
127                127.0.0.1          UCS             2     1708     lo0
127.0.0.1          127.0.0.1          UH             20  1074823     lo0
127.255.255.255    127.0.0.1          UHWIi           1        1     lo0
128.0/1            10.1.10.1          UGSc            9        0   utun1
169.254            link#4             UCS             2        0     en0
169.254.2.7        link#4             UHLSW           1        1     en0
224.0.0            link#4             UmCS            2        0     en0
224.0.0.251        1:0:5e:0:0:fb      UHmLWI          1        0     en0
255.255.255.255/32 link#4             UCS             2        0     en0
255.255.255.255    ff:ff:ff:ff:ff:ff  UHLWbI          1        3     en0
TAP:
Code: Select all
Internet:
Destination        Gateway            Flags        Refs      Use   Netif Expire
default            10.64.104.1        UGSc          144        0     en0
default            10.1.0.1           UGScI           5        0    tap0
10.1/24            link#17            UCS           138        0    tap0
10.1.0.1/32        link#17            UCS             2        0    tap0
10.1.0.1           0:bd:e0:77:0:2     UHLWIir         6        2    tap0   1194
10.1.0.2           link#17            UHLWIi          1        1    tap0
10.1.0.3           link#17            UHLWIi          1        1    tap0
10.1.0.4           link#17            UHLWIi          1        1    tap0
10.1.0.5           link#17            UHLWIi          1        1    tap0
10.1.0.6           link#17            UHLWIi          1        1    tap0
10.1.0.7           link#17            UHLWIi          1        1    tap0
10.1.0.8           link#17            UHLWIi          1        1    tap0
10.1.0.9           link#17            UHLWIi          1        1    tap0
10.1.0.10          link#17            UHLWIi          1        1    tap0
10.1.0.11          link#17            UHLWIi          1        1    tap0
10.1.0.12          link#17            UHLWIi          1        1    tap0
10.1.0.13          link#17            UHLWIi          1        1    tap0
10.1.0.14          6c:c2:17:a5:ef:40  UHLWIi          1        1    tap0   1196
10.1.0.15          link#17            UHLWIi          1        1    tap0
10.1.0.16          link#17            UHLWIi          1        1    tap0
10.1.0.17          link#17            UHLWIi          1        1    tap0
10.1.0.18          link#17            UHLWIi          1        1    tap0
10.1.0.19          link#17            UHLWIi          1        1    tap0
10.1.0.20          link#17            UHLWIi          1        1    tap0
10.1.0.21          link#17            UHLWIi          1        1    tap0
10.1.0.22          link#17            UHLWIi          1        1    tap0
10.1.0.23          link#17            UHLWIi          1        1    tap0
10.1.0.24          0:25:90:ab:5e:60   UHLWIi          1        1    tap0   1197
10.1.0.25          link#17            UHLWIi          1        1    tap0
10.1.0.26          68:b5:99:cd:90:68  UHLWIi          1        1    tap0   1197
10.1.0.27          link#17            UHLWIi          1        1    tap0
10.1.0.28          link#17            UHLWIi          1        1    tap0
10.1.0.29          link#17            UHLWIi          1        1    tap0
10.1.0.30          0:c:29:15:3d:69    UHLWIi          1        1    tap0   1197
10.1.0.31          0:c:29:56:32:61    UHLWIi          6      235    tap0   1200
10.1.0.32          0:c:29:28:51:1c    UHLWIi          1        1    tap0   1197
10.1.0.33          2c:23:3a:d2:d5:ca  UHLWIi          1        1    tap0   1197
10.1.0.34          link#17            UHLWIi          1        1    tap0
10.1.0.35          link#17            UHLWIi          1        1    tap0
10.1.0.36          link#17            UHLWIi          1        1    tap0
10.1.0.37          link#17            UHLWIi          1        1    tap0
10.1.0.38          link#17            UHLWIi          1        1    tap0
10.1.0.39          0:25:90:ae:2f:64   UHLWIi          1        1    tap0   1197
10.1.0.40          link#17            UHLWIi          1        1    tap0
10.1.0.41          0:11:32:62:58:e5   UHLWIi          1        1    tap0   1197
10.1.0.42          link#17            UHLWIi          1        1    tap0
10.1.0.43          link#17            UHLWIi          1        1    tap0
10.1.0.44          0:50:56:b0:0:21    UHLWIi          1        1    tap0   1197
10.1.0.45          link#17            UHLWIi          1        1    tap0
10.1.0.46          f0:92:1c:70:81:50  UHLWIi          1        1    tap0   1197
10.1.0.47          link#17            UHLWIi          1        1    tap0
10.1.0.48          0:50:56:b0:0:25    UHLWIi          1        1    tap0   1197
10.1.0.49          0:50:56:b0:76:11   UHLWIi          1        1    tap0   1197
10.1.0.50          link#17            UHLWIi          1        1    tap0
10.1.0.51          link#17            UHLWIi          1        1    tap0
10.1.0.52          link#17            UHLWIi          1        1    tap0
10.1.0.53          link#17            UHLWIi          1        1    tap0
10.1.0.54          link#17            UHLWIi          1        1    tap0
10.1.0.55          link#17            UHLWIi          1        1    tap0
10.1.0.56          link#17            UHLWIi          1        1    tap0
10.1.0.57          link#17            UHLWIi          1        1    tap0
10.1.0.58          link#17            UHLWIi          1        1    tap0
10.1.0.59          link#17            UHLWIi          1        1    tap0
10.1.0.60          link#17            UHLWIi          1        1    tap0
10.1.0.61          link#17            UHLWIi          1        1    tap0
10.1.0.62          link#17            UHLWIi          1        1    tap0
10.1.0.63          link#17            UHLWIi          1        1    tap0
10.1.0.64          link#17            UHLWIi          1        1    tap0
10.1.0.65          link#17            UHLWIi          1        1    tap0
10.1.0.66          link#17            UHLWIi          1        1    tap0
10.1.0.67          link#17            UHLWIi          1        1    tap0
10.1.0.68          link#17            UHLWIi          1        1    tap0
10.1.0.69          link#17            UHLWIi          1        1    tap0
10.1.0.70          link#17            UHLWIi          1        1    tap0
10.1.0.71          link#17            UHLWIi          1        1    tap0
10.1.0.72          link#17            UHLWIi          1        1    tap0
10.1.0.73          link#17            UHLWIi          1        1    tap0
10.1.0.74          link#17            UHLWIi          1        1    tap0
10.1.0.75          link#17            UHLWIi          1        1    tap0
10.1.0.76          link#17            UHLWIi          1        1    tap0
10.1.0.77          link#17            UHLWIi          1        1    tap0
10.1.0.78          link#17            UHLWIi          1        1    tap0
10.1.0.79          link#17            UHLWIi          1        1    tap0
10.1.0.80          link#17            UHLWIi          1        1    tap0
10.1.0.81          link#17            UHLWIi          1        1    tap0
10.1.0.82          link#17            UHLWIi          1        1    tap0
10.1.0.83          link#17            UHLWIi          1        1    tap0
10.1.0.84          link#17            UHLWIi          1        1    tap0
10.1.0.85          link#17            UHLWIi          1        1    tap0
10.1.0.86          link#17            UHLWIi          1        1    tap0
10.1.0.87          link#17            UHLWIi          1        1    tap0
10.1.0.88          link#17            UHLWIi          1        1    tap0
10.1.0.89          link#17            UHLWIi          1        1    tap0
10.1.0.90          link#17            UHLWIi          1        1    tap0
10.1.0.91          link#17            UHLWIi          1        1    tap0
10.1.0.92          link#17            UHLWIi          1        1    tap0
10.1.0.93          link#17            UHLWIi          1        1    tap0
10.1.0.94          link#17            UHLWIi          1        1    tap0
10.1.0.95          link#17            UHLWIi          1        1    tap0
10.1.0.96          link#17            UHLWIi          1        1    tap0
10.1.0.97          link#17            UHLWIi          1        1    tap0
10.1.0.98          link#17            UHLWIi          1        1    tap0
10.1.0.99          link#17            UHLWIi          1        1    tap0
10.1.0.100         link#17            UHLWIi          1        1    tap0
10.1.0.101         28:37:37:11:77:99  UHLWIi          1        1    tap0   1199
10.1.0.102         c8:2a:14:58:84:6f  UHLWIi          1        1    tap0   1199
10.1.0.103         link#17            UHLWIi          1        1    tap0
10.1.0.104         link#17            UHLWIi          1        1    tap0
10.1.0.105         link#17            UHLWIi          1        1    tap0
10.1.0.106         link#17            UHLWIi          1        1    tap0
10.1.0.107         link#17            UHRLWIi         2        6    tap0     20
10.1.0.108         link#17            UHLWIi          1        1    tap0
10.1.0.109         link#17            UHLWIi          1        1    tap0
10.1.0.110         link#17            UHLWIi          1        1    tap0
10.1.0.111         link#17            UHLWIi          1        1    tap0
10.1.0.112         link#17            UHLWIi          1        1    tap0
10.1.0.113         44:d9:e7:fc:bb:17  UHLWIi          1        1    tap0   1199
10.1.0.114         cc:78:5f:b6:2b:4c  UHLWIi          1        1    tap0   1200
10.1.0.115         link#17            UHLWIi          1        1    tap0
10.1.0.116         link#17            UHLWIi          1        1    tap0
10.1.0.117         link#17            UHLWIi          1        1    tap0
10.1.0.118         link#17            UHLWIi          1        1    tap0
10.1.0.119         44:d9:e7:fc:bb:81  UHLWIi          1        1    tap0   1200
10.1.0.120         link#17            UHLWIi          1        1    tap0
10.1.0.121         0:80:77:c6:ed:a1   UHLWIi          1        1    tap0   1200
10.1.0.122         link#17            UHLWIi          1        1    tap0
10.1.0.123         link#17            UHLWIi          1        1    tap0
10.1.0.124         link#17            UHLWIi          1        1    tap0
10.1.0.125         link#17            UHLWIi          1        1    tap0
10.1.0.126         8:5:81:2e:17:44    UHLWIi          3       12    tap0   1195
10.1.0.127         link#17            UHLWIi          1        1    tap0
10.1.0.128         link#17            UHLWIi          1        1    tap0
10.1.0.129         link#17            UHLWIi          1        1    tap0
10.1.0.130         link#17            UHLWIi          1        1    tap0
10.1.0.131         link#17            UHLWIi          1        1    tap0
10.1.0.132         link#17            UHLWIi          1        1    tap0
10.1.0.133         link#17            UHLWIi          1        1    tap0
10.1.0.134         link#17            UHLWIi          1        1    tap0
10.1.0.135         link#17            UHLWIi          1        1    tap0
10.1.0.136         link#17            UHLWIi          1        1    tap0
10.1.0.137         link#17            UHLWIi          2        1    tap0
10.1.0.150/32      link#17            UCS             1        0    tap0
10.1.0.255         ff:ff:ff:ff:ff:ff  UHLWbI          1        1    tap0
10.64.104/21       link#4             UCS            35        0     en0
10.64.104.1/32     link#4             UCS             5        0     en0
10.64.104.1        0:10:db:ff:10:2    UHLWIir        24       20     en0   1200
10.64.105.252      54:60:9:e3:18:fa   UHLWIi          2        2     en0   1200
10.64.107.130      e0:94:67:72:ba:96  UHLWIi          1        0     en0   1199
10.64.109.135/32   link#4             UCS             2        0     en0
10.64.109.135      a4:5e:60:e2:da:43  UHLWIi          1     2786     lo0
10.64.111.255      ff:ff:ff:ff:ff:ff  UHLWbI          1        1     en0
127                127.0.0.1          UCS             2     1715     lo0
127.0.0.1          127.0.0.1          UH             20  1074921     lo0
127.255.255.255    127.0.0.1          UHWIi           1        1     lo0
169.254            link#4             UCS             2        0     en0
169.254            link#17            UCSI            1        0    tap0
169.254.2.7        link#4             UHLSW           1        1     en0
224.0.0            link#4             UmCS            2        0     en0
224.0.0            link#17            UmCSI           1        0    tap0
224.0.0.251        1:0:5e:0:0:fb      UHmLWI          1        0     en0
255.255.255.255/32 link#4             UCS             2        0     en0
255.255.255.255/32 link#17            UCSI            1        0    tap0

James

User avatar
Posts: 2313
Joined: Thu Sep 04, 2008 9:27 pm

Post by James » Sat Nov 19, 2016 10:14 pm
Hi leonroy,

I recommend checking the OpenVPN log:
http://www.sparklabs.com/support/kb/art ... envpn-log/

Cheers,
James
Web: https://www.sparklabs.com
Support: https://www.sparklabs.com/support
Twitter: https://twitter.com/sparklabs
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